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Finding the Fourth Proportional to 6,996.75, 10,495.12 and 4,798.81

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Solution

The fourth proportional to 6,996.75, 10,495.12 and 4,798.81 is: 7,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,996.75 : 10,495.12 = 4,798.81 : x
  2. Step 2: Convert to fraction form
    6,996.75/10,495.12 = 4,798.81/x
  3. Step 3: Cross multiply
    6,996.75x = 10,495.12 × 4,798.81
  4. Step 4: Simplify right side
    6,996.75x = 50,364,096.93
  5. Step 5: Solve for x
    x = 50,364,096.93/6,996.75
  6. Step 6: Final answer
    x = 7,198.22

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.